kvm/kernel/Makefile

   1 include ../config.mak
   2 include config.kbuild
   3
   4 ARCH_DIR = $(if $(filter $(ARCH),x86_64 i386),x86,$(ARCH))
   5 ARCH_CONFIG := $(shell echo $(ARCH_DIR) | tr '[:lower:]' '[:upper:]')
   6
   7 KVERREL = $(patsubst /lib/modules/%/build,%,$(KERNELDIR))
   8
   9 DESTDIR=
  10
  11 MAKEFILE_PRE = $(ARCH_DIR)/Makefile.pre
  12
  13 INSTALLDIR = $(patsubst %/build,%/extra,$(KERNELDIR))
  14 ORIGMODDIR = $(patsubst %/build,%/kernel,$(KERNELDIR))
  15
  16 rpmrelease = devel
  17
  18 LINUX = ../linux-2.6
  19
  20 version = $(shell cd $(LINUX); git describe)
  21
  22 _hack = mv $1 $1.orig && \
  23         gawk -v version=$(version) -f $(ARCH_DIR)/hack-module.awk $1.orig \
  24             | sed '/\#include/! s/\blapic\b/l_apic/g' > $1 && rm $1.orig
  25
  26 unifdef = mv $1 $1.orig && \
  27           unifdef -DCONFIG_$(ARCH_CONFIG) $1.orig > $1; \
  28           [ $$? -le 1 ] && rm $1.orig
  29
  30 hack = $(call _hack,$T/$(strip $1))
  31
  32 hack-files-x86 = kvm_main.c mmu.c vmx.c svm.c x86.c irq.h lapic.c i8254.c kvm_trace.c
  33 hack-files-ia64 = kvm_main.c kvm_fw.c
  34
  35 hack-files = $(hack-files-$(ARCH_DIR))
  36
  37 ifeq ($(CONFIG_KVM_TRACE),y)
  38 module_defines += -DEXT_CONFIG_KVM_TRACE=y
  39 endif
  40
  41 all:: header-link prerequisite
  42 #       include header priority 1) $LINUX 2) $KERNELDIR 3) include-compat
  43         $(MAKE) -C $(KERNELDIR) M=`pwd` \
  44                 LINUXINCLUDE="-I`pwd`/include -Iinclude \
  45                 $(if $(KERNELSOURCEDIR),-Iinclude2 -I$(KERNELSOURCEDIR)/include) \
  46                 -Iarch/${ARCH_DIR}/include -I`pwd`/include-compat \
  47                 -include include/linux/autoconf.h \
  48                 -include `pwd`/$(ARCH_DIR)/external-module-compat.h $(module_defines)"
  49                 "$$@"
  50
  51 sync: header-sync source-sync header-link
  52
  53 header-link:
  54         rm -f include/asm include-compat/asm
  55         ln -sf asm-$(ARCH_DIR) include/asm
  56         ln -sf asm-$(ARCH_DIR) include-compat/asm
  57
  58 T = $(subst -sync,,$@)-tmp
  59
  60 header-sync:
  61         rm -rf $T
  62         rsync -R \
  63              "$(LINUX)"/./include/linux/kvm*.h \
  64              "$(LINUX)"/./include/asm-*/kvm*.h \
  65              $T/
  66         -rsync -R \
  67              "$(LINUX)"/arch/$(ARCH_DIR)/include/asm/./kvm*.h \
  68              $T/include/asm-$(ARCH_DIR)/
  69
  70         set -e && for i in $(find $T -name '*.h'); do \
  71                 $(call unifdef,$$i); done
  72         $(call hack, include/linux/kvm.h)
  73         set -e && for i in $$(find $T -type f -printf '%P '); \
  74                 do mkdir -p $$(dirname $$i); cmp -s $$i $T/$$i || cp $T/$$i $$i; done
  75         rm -rf $T
  76
  77 source-sync:
  78         rm -rf $T
  79         rsync --exclude='*.mod.c' -R \
  80              "$(LINUX)"/arch/$(ARCH_DIR)/kvm/./*.[cSh] \
  81              "$(LINUX)"/virt/kvm/./*.[cSh] \
  82              $T/
  83
  84         set -e && for i in $(find $T -name '*.c'); do \
  85                 $(call unifdef,$$i); done
  86
  87         for i in $(hack-files); \
  88                 do $(call hack, $$i); done
  89
  90         for i in $$(find $T -type f -printf '%P '); \
  91                 do cmp -s $(ARCH_DIR)/$$i $T/$$i || cp $T/$$i $(ARCH_DIR)/$$i; done
  92         rm -rf $T
  93
  94 include $(MAKEFILE_PRE)
  95
  96 install:
  97         mkdir -p $(DESTDIR)/$(INSTALLDIR)
  98         cp $(ARCH_DIR)/*.ko $(DESTDIR)/$(INSTALLDIR)
  99         for i in $(ORIGMODDIR)/drivers/kvm/*.ko \
 100                  $(ORIGMODDIR)/arch/$(ARCH_DIR)/kvm/*.ko; do \
 101                 if [ -f "$$i" ]; then mv "$$i" "$$i.orig"; fi; \
 102         done
 103         /sbin/depmod -a
 104
 105 tmpspec = .tmp.kvm-kmod.spec
 106
 107 rpm-topdir := $$(pwd)/../rpmtop
 108
 109 RPMDIR = $(rpm-topdir)/RPMS
 110
 111 rpm:    all
 112         mkdir -p $(rpm-topdir)/BUILD $(RPMDIR)/$$(uname -i)
 113         sed 's/^Release:.*/Release: $(rpmrelease)/; s/^%define kverrel.*/%define kverrel $(KVERREL)/' \
 114              kvm-kmod.spec > $(tmpspec)
 115         rpmbuild --define="kverrel $(KVERREL)" \
 116                  --define="objdir $$(pwd)/$(ARCH_DIR)" \
 117                  --define="_rpmdir $(RPMDIR)" \
 118                  --define="_topdir $(rpm-topdir)" \
 119                 -bb $(tmpspec)
 120
 121 clean:
 122         $(MAKE) -C $(KERNELDIR) M=`pwd` $@